Finding the Fourth Proportional to 29,078,441.28, 40,134,203.64 and 17,324,595.18
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Solution
The fourth proportional to 29,078,441.28, 40,134,203.64 and 17,324,595.18 is: 23,911,489.07
Step by Step Solution
- Step 1: Write the proportion equation
29,078,441.28 : 40,134,203.64 = 17,324,595.18 : x - Step 2: Convert to fraction form
29,078,441.28/40,134,203.64 = 17,324,595.18/x - Step 3: Cross multiply
29,078,441.28x = 40,134,203.64 × 17,324,595.18 - Step 4: Simplify right side
29,078,441.28x = 695,308,830,934,682.50 - Step 5: Solve for x
x = 695,308,830,934,682.50/29,078,441.28 - Step 6: Final answer
x = 23,911,489.07
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.